May 02, 2024

About the author

Colin Zwirko

Colin Zwirko is a Senior Analytic Correspondent for NK News based in Seoul. He joined the company in 2018 after receiving a master's degree in international security and foreign policy from South Korea's Yonsei University. Follow him on Twitter.

More articles by 'Colin Zwirko'

North Korea tests new motors for nuclear ballistic missiles: State media

North Korea tests new motors for nuclear ballistic missiles: State media

Solid-fuel intermediate-range technology allows DPRK to fire nukes at shorter notice across Northeast Asia

North Korea tests new motors for nuclear ballistic missiles: State media
Colin Zwirko
Colin Zwirko November 15, 2023
North Korea boasts of successful kids camp project despite 14-year delay

North Korea boasts of successful kids camp project despite 14-year delay

State media credits Kim Jong Un but ignores drawn out construction, likely due to chronic shortages and mismanagement

North Korea boasts of successful kids camp project despite 14-year delay
Colin Zwirko
Colin Zwirko November 14, 2023
Pyongyang airport expands plane parking amid claims Air Koryo seeks new aircraft
NK PRO

Pyongyang airport expands plane parking amid claims Air Koryo seeks new aircraft

Satellite imagery shows new parking apron at North Korea’s main airport, after country resumed international flights

Pyongyang airport expands plane parking amid claims Air Koryo seeks new aircraft
Colin Zwirko
Colin Zwirko November 3, 2023
New ship joins alleged North Korea-Russia weapons trade operation: Imagery
NK PRO

New ship joins alleged North Korea-Russia weapons trade operation: Imagery

Vessel is largest of four that have been seen transfering containers at Rason Port near border with Russia

New ship joins alleged North Korea-Russia weapons trade operation: Imagery
Colin Zwirko
Colin Zwirko October 31, 2023
Declining Chinese border town eyes North Korean workers for economic revival
NK PRO

Declining Chinese border town eyes North Korean workers for economic revival

New industrial park in Kaishantun is far from population centers, suggesting plan to use DPRK workers for cheap labor

Declining Chinese border town eyes North Korean workers for economic revival
Colin Zwirko
Colin Zwirko October 30, 2023
State media review: North Korea promotes new smartphones at local trade shows
NK PRO

State media review: North Korea promotes new smartphones at local trade shows

An in-depth analysis of cell phone industry revival, claims of good harvest, criticism of US weapons in Ukraine and more

State media review: North Korea promotes new smartphones at local trade shows
North Korean trains in alleged Russia arms deal pass through key weapons hub
NK PRO

North Korean trains in alleged Russia arms deal pass through key weapons hub

Satellite images reveal route of trains carrying distinctive cargo to Rason, highlighting factories that may be involved

North Korean trains in alleged Russia arms deal pass through key weapons hub
Colin Zwirko
Colin Zwirko October 25, 2023
Major Russian container port tied to alleged North Korea weapons trade: Imagery
NK PRO

Major Russian container port tied to alleged North Korea weapons trade: Imagery

NK Pro analysis shows Angara ship visited Vostochny port between trips to DPRK, suggesting it’s a 2nd base for operation

Major Russian container port tied to alleged North Korea weapons trade: Imagery
Anton Sokolin
Anton Sokolin | Colin Zwirko October 23, 2023
Russian ship in South Africa arms row appears to aid North Korea weapons trade
NK PRO

Russian ship in South Africa arms row appears to aid North Korea weapons trade

Imagery suggests sanctioned Lady R docked at Rason, after US alleged port facilitated arms deal between DPRK and Russia

Russian ship in South Africa arms row appears to aid North Korea weapons trade
Anton Sokolin
Anton Sokolin | Colin Zwirko October 19, 2023
Russia and North Korea at ‘war with West’ and US, Lavrov says in Pyongyang

Russia and North Korea at ‘war with West’ and US, Lavrov says in Pyongyang

Sergei Lavrov could meet Kim Jong Un as evidence emerges of weapons operation to aid Moscow’s war in Ukraine

Russia and North Korea at ‘war with West’ and US, Lavrov says in Pyongyang
Colin Zwirko
Colin Zwirko October 18, 2023
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